Support leg for a workbench



FIG. 1 is a bottom left rear perspective view of a support leg for a workbench showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof; the left side elevational view being a mirror image;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a support leg for a workbench, as shown and described. 